单词:super viscose fibres
单词:super viscose fibres 相关文章
插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass
Rest Position - a position the jaw adopts when at rest with the lips lightly together. Reticular fibres - are fine type III collagen fibres forming a net-like supporting framework or reticulum. They a
[00:04.70]Lesson 77 [00:08.25]1.Dialogue [00:12.93]Susan is asking Mrs Zhu about the development of printing in China. [00:20.30]What happened before printing was invented? [00:24.84]People had to use other ways to record information. [00:29.60]In th
Lesson 67 A Talk About Wool 第67课 羊毛漫谈 When we take a country walk in the spring-time, we see the sheep, with its thick, warm covering of wool. But when we see it in summer, its wool is very short. In June the farmer's men wash the sheep,
A single fibre of wool is very weak, but by means of a machine these fibres are twisted together to make woollen yarn, which is a strong, loose thread. This twisting together of the fibres is called spinning. The fibres are curly or wavy, and are als
Lesson 63 The Useful Cocoa-nut 第63课 有用的椰子 Cocoa-nuts grow in clusters at the top of a palm-tree which is found in most hot countries. This palm has a slender brown stem, sometimes from sixty to ninety feet high, without branches, but be